package com.xy;

/**
 * @author 谢阳
 * @version 1.8.0_131
 * @date 2022/6/13 11:13
 * @description
 */
public class TheaterLight {

    private static final TheaterLight instance = new TheaterLight();

    private TheaterLight(){}

    public static TheaterLight getInstance() {
        return instance;
    }

    public void on() {
        System.out.println("灯光打开...");
    }

    public void off() {
        System.out.println("灯光关闭...");
    }

    public void dim() {
        System.out.println("灯光亮度调暗...");
    }

    public void bright() {
        System.out.println("灯光亮度调亮...");
    }
}
